The Casio FX-991EX Classwiz Scientific Calculator in Blue is a handheld device with regular key size and LCD display. It is powered by both solar and battery sources, making it convenient to use wherever you go. This scientific calculator by Casio also features backlighting, making it easier to work in low light environments. With its compact size and advanced features such as calculus capabilities, this model is perfect for business, office, and industrial use.
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